Depolarizing hix for dry cells



iiinni iihitdu "itihth, in no when enn iiittitt This invention reinten to n nnethod oi; noirnpncting the depoinrining inin wt dry o end more pertienieriy to improvements on the method deeerihed in n eopenoh nppiiention out W, Hendryherini hie "ii dnted dniy 3 0, 19%..

neeordnnee with the method descrihed the ehoye mentioned nppiicntion the deerizing niin oi e dry ceii is pnt np in the no of tehiets whieh ere eonnpeeted ot y inwterieis, e here toned hy .tiy moieteninp; the min hetore t is none-- poeted he speed oi the eornpnoting presn noeteriniiy incrensed es ooinpnred it with the speed thnt precticnhie in town petting dry min. The omonnt out nnoin to he need depends on the speed oi the p es, the fineness oi the ineterioh the rein-- tiye proportions out depoinrining" end ennhoneeeons' nioteriei need, end the onoonnt oi "ded seite.

H hest reenits ere ohtnined with n more content oi 3 to $7 0.,

in neeordence with the pre'ierred ennhodinnent oi the present iny'ention innnygnnese nide end enrhon ere mined together in winter term with eiectroiytie httii'tth Then i or eointion eontnininp; nine toride or ennnnoninno ehioride together wt-J-h other eeits ere ndded, Dinning nd-= ,ion of the hqnid the nnnterini shonid he eontinnonsiy stirred nntii it hepine to hire a the mixture in tonnd to contnin ore then the neeesseiy emonnt oi inoistnre it is dried out et at teinperntnre nnder 1th" hi, to eyeporote the exeeee nioistnre. The niint'nre nony now he egorn grenninted in n snitehie noiii, whereupon it widi he in eondition to he 'ied into "the tehiet-nnnhing to die.

The toiiowing ere typicei exampiee oi the nioistnre eontent oi? these materials. For n nointnre eontwininp" tour parts of mangoneen to one part ot' grophite of such it degree ot no fineness thet 98% passes through 200 Ineeh the moisture eontentehouidhe from. 3% to hyphen-non tried ntnteh ttftd.

We hone tonnd thet gener lite. iithhiiittin 87 hore' niintnre oi three pnrte oit :nnnn gnnese to one port oi grnphite 95% ot which passes through hi0 ineeh the emistnre content shonid he ironi 5% to 7%. For rnwteriei composed oi three ports oi inengenese one pert oi grephite, 50%- oi which pesses through 200* mesh, the inoietnre rnaty he from t'% to 9 @hvioneiy, the whore proportions inny he eried' depending, on the requirements oif pwrtioninr eeses, hot the inoistnre eontent oi the mixture shonid he not done then 3% or more then 9%.

Whwt we cioirn is: I

1., The method oi conopncting tnhiets oi depoiwrining mixture which eonsists in min" ing depolarizing end eerhonoeeons inote rinis moistening the mixture snihcientiy to term it non-piestie composition when the mixture is compressed end iornoed into n seitsnstnining strnetnre end then connpressing it into tohietso 2. The method oi? eoinpneting toh'iets oi depoinrising mixture which oonsists in min ing depoierieing' end ieerhoneceone mot/erinis, odding from 3 to 9% of ii nid end then compressing the inintnre into tnhietso 3. The inethod oi conipncting tnhietsoi depolarizing mixture which oonsistn in mininengwneee dioiride end eyrwphite with eiectroiytic snits end :troin 3 to o'i wetter end then i eeding' the nnintnre in ng'renn ieted i'orni into the tnhiet'nnehinp ninchine,

d. The method of eonnpneting" tethiets or" depoierieing rnintnre which eonsiste in nioistening' depoiwrising nnd enrhoneceons meteriois, drying the inintnre nntii its hot nid eontent is reduced to itroin 3 to 9% grnnnintinp; the noiirtnre, end then ieeding it into the tnhietnnnhing noeehine.

in testimony whereot we hove eigned onr nemes to this speeificetion this hiith dny ot i i torch, 192 i,

yioron rne n. swine e. nrnnentt, 

